RX3DTN — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO85

Receiver-side FT8 activity involving RX3DTN, decoded by SO8OO in southeastern Poland. 616 related FT8 messages, 228 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 71 UTC dates. Heard between 2026-05-25 and 2026-08-23.

These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.

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Overview

616

Related messages

228

CQ messages

UTC dates heard

-9 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-05-25
Last seen: 2026-08-23 02:33 UTC

Frequent QSO partners observed at SO8OO

Stations RX3DTN worked most often, as logged from our receiver:

F1PBZ · France ×3 IN3IZQ · Italy ×2 GI8RPM · Northern Ireland ×2 UE6RU · European Russia ×2 RL3F · European Russia ×2 E70SZ · Bosnia-Herzegovina ×2 R2EA/P · European Russia ×2 RI0SP · European Russia ×2 UE4RU · European Russia ×2 G1DOC · England ×2 9K2ET · Kuwait RA3XFR · European Russia

Activity Heatmap

Locator transmitted by RX3DTN

Approximate centre of KO85, decoded 2026-08-23 04:50 UTC. A transmitted locator is not proof of the operator's permanent location.

Observed FT8 exchanges

S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.

Time UTC	Band	RX3DTN S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 04:50	20m	-18 / -	K7FDN	- / -25	3	Partial capture
08-23 04:23	20m	-13 / -	VE7ZAX	- / -12	3	✓ Closing fragment
08-23 04:06	20m	-12 / -	KE0YKV	- / -	4	Partial capture
08-22 20:47	20m	-11 / -	K1TT	- / -14	3	Partial capture
08-22 07:11	20m	-8 / -	<...>	- / -	2	Partial capture
08-22 06:07	20m	- / -	F5SZB	-6 / -	2	Partial capture
08-22 06:04	20m	-17 / -	PD0MNO	- / -	3	✓ Closing fragment
08-21 15:18	20m	-18 / -	VA3GUY	- / -	2	Partial capture
08-21 05:27	20m	-13 / -	W7VD	- / -	10	Partial capture
08-20 05:43	20m	-18 / -	OP7B	- / -	2	Partial capture
08-20 05:07	20m	- / -5	F5SJC	-8 / -	3	✓ Closing fragment
08-19 10:26	20m	- / -	UA9CK	-17 / -	3	Partial capture
08-18 20:18	40m	-22 / -	<...>	- / -	2	Partial capture
08-18 19:08	40m	-4 / -6	R2GBR	-8 / +1	4	✓ Full exchange observed
08-18 19:01	40m	-8 / -	<...>	- / -6	4	Partial capture
08-18 18:54	40m	-9 / -	BH5HIE	- / -	3	Partial capture
08-18 18:26	40m	- / -8	DL6ZOG	-10 / -	4	✓ Closing fragment
08-18 18:10	40m	-7 / -	<...>	- / -	22	Partial capture
08-18 17:59	40m	- / -12	OK1TNM	+6 / -	4	✓ Closing fragment
08-18 17:40	40m	-16 / -	DL1EDR	-8 / -16	4	Partial capture
08-18 17:25	40m	-18 / -	RA3PGR	- / -3	2	✓ Closing fragment
08-17 19:43	80m	-12 / -5	M3BGE	-7 / -14	5	✓ Full exchange observed
08-17 19:41	80m	-11 / -	<...>	- / -13	2	Partial capture
08-17 15:40	20m	- / -11	M0KSE	-5 / -	2	✓ Closing fragment
08-17 05:44	20m	-5 / +3	<...>	-15 / -	4	Partial capture
08-17 05:33	20m	-11 / -	RI1ANC	- / -	5	Partial capture
08-16 19:56	20m	-10 / -	PD4DX	-14 / -5	3	✓ Closing observed
08-16 19:47	20m	-6 / -	E79KO	- / -12	2	✓ Closing fragment
08-16 19:43	20m	-8 / -	OH2BDW	- / -7	2	✓ Closing fragment
08-16 18:33	40m	-19 / -	RX3DPK/LH	- / -	2	Partial capture
08-16 05:57	20m	-17 / -	AO2026FM	- / -	2	Partial capture
08-15 18:34	40m	-8 / -	R5GG	- / -1	2	✓ Closing fragment
08-15 18:29	40m	-7 / -	IU5VLR	-20 / -	2	✓ Closing observed
08-15 18:15	40m	-14 / 0	DL5ASK	-4 / -	3	✓ Closing observed
08-15 18:15	40m	- / -	DL9KM	-8 / -	5	Partial capture
08-15 18:13	40m	-17 / -	4S7LGT	- / -	2	✓ Closing fragment
08-15 18:08	40m	-12 / -	V55LH	- / -15	4	Partial capture
08-15 18:02	40m	-6 / -	<...>	- / -	4	Partial capture
08-15 07:23	20m	-15 / -	5N0YEN	- / -24	3	✓ Closing fragment
08-13 22:05	40m	-4 / -	R0QBB/3	- / -	2	Partial capture
08-13 20:12	40m	-4 / -	<...>	- / -	4	Partial capture
08-13 20:08	40m	-4 / -	JK2KNH	- / -13	5	✓ Closing fragment
08-13 19:52	20m	- / -14	F4DUZ	-16 / -	3	✓ Closing fragment
08-13 19:28	20m	- / -2	ON8MA	-11 / -	3	✓ Closing fragment
08-13 19:26	20m	- / -	DL9MY	-7 / -	2	Partial capture
08-12 18:32	20m	-20 / -	OY5T	- / -	2	Partial capture
08-12 18:28	20m	-20 / -	OY5T	- / -	3	Partial capture
08-12 14:59	20m	-17 / -	<...>	- / -9	4	Partial capture
08-11 20:55	40m	-17 / -	<...>	- / -	10	Partial capture
08-11 19:45	40m	-14 / -	MI8FIP	- / -22	5	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

20m

UTC    dB Audio  Message
204715 -10  770  K1TT RX3DTN KO85 (x3)
040345 -12  946  KO4VJV RX3DTN 73
040615 -16  946  KE0YKV RX3DTN KO85 (x4)
042345 -14  853  VE7ZAX RX3DTN KO85 (x3)
043345 -12 1964  RX3DTN YO6MP RR73
045030 -18  909  K7FDN RX3DTN KO85 (x3)

40m

UTC    dB Audio  Message
190515 -11  751  CQ RX3DTN KO85 (x7)
190830  -9  752  RX3DTN R2GBR -06
190845  -3  751  R2GBR RX3DTN R+01
190900  -8  752  RX3DTN R2GBR RR73
190915  -4  751  R2GBR RX3DTN 73
195645 -22 1340  <...> RX3DTN KO85 (x3)
202245 -23 2068  IN3IZQ RX3DTN RR73

80m

UTC    dB Audio  Message
194845  +1  944  UB6OAK RX3DTN -05 (x2)
195100  -3  944  8S7DL RX3DTN KO85 (x4)
194145 -14  878  <...> RX3DTN KO85
194200  -5 1419  RX3DTN OL900CO -03
194215  -8  878  <...> RX3DTN R-13
194315 -12  877  M3BGE RX3DTN KO85
194330  -7 2834  RX3DTN M3BGE -05
194345 -13  878  M3BGE RX3DTN R-14
194400  -7 2834  RX3DTN M3BGE RR73
194415 -11  878  M3BGE RX3DTN 73
194445 -17  878  D2UY RX3DTN KO85

160m

UTC    dB Audio  Message
190645  -6  818  RX3DTN RT2P -02
190700  -9  819  RW2Z RX3DTN 73
190715  -2  818  RX3DTN RT2P +00 (x2)
190745 -10 1253  RX3DTN RL3F KO95
190800  -9  819  RT2P RX3DTN 73
190815 -11 1253  RX3DTN RL3F KO95
190830  -6  818  RL3F RX3DTN +03
190845 -11 1253  RX3DTN RL3F R+05
190900  -8  819  RL3F RX3DTN RRR
190915 -13 1253  RX3DTN RL3F 73
190930  -6  818  RL3F RX3DTN 73
191045  -8  819  R3RB RX3DTN KO85 (x3)

10m

UTC    dB Audio  Message
132245 -23 1336  CQ RX3DTN KO85
132315 -20 1337  DC7KM RX3DTN -08 (x2)
132415 -21 1337  CQ RX3DTN KO85                        a1 (x2)
132545 -17 1337  OE3BHM RX3DTN RR73
120545 -13  963  PD0OTH RX3DTN KO85
120600 -23 1795  RX3DTN PD0OTH +04
120645 -15  963  PD0OTH RX3DTN 73
121130 -15  962  TK5K RX3DTN KO85 (x4)
123545 -15  963  <...> RX3DTN R-14
151330  -9  766  RX3DTN ES0RY RR73

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.